eStatsIndia.com, an internet research agency, has released some numbers on Indian e-commerce scene - both b2c as well as b2b. According to this study, Indian e-commerce market - b2c and b2b combined - is about Rs 4,100 crore.
B2C E-commerce Industry Snapshot:
Size (India) in Rs crore: (for the year 2005-06):
Retail: 150 (billing figures)
Jobs: 135
E-greetings: 12
ISP’s (domain booking and other related services excluding hosting): 10
Matrimonial/Dating: 40
Travel (Ticketing): 750 (billing figures)
Advertising: 162 (revenues)
Broking: 500 (these figures are commission earned by the online arms of the broking firms)
Others:
Total B2C E-commerce Market Size:(For 2005-06): Rs 1759 crores or around Rs. 17 billion

Key Assumptions:
-€¢  Internet User base will be 30.5 million by the year 2006.
-€¢  Though PC will remain the primary Internet access device till the end of the forecast period. Mobile phones and other wireless devices will also have significant impact on the scenario.
Messages in the Data:
-€¢  Overall B2C e-commerce market in India will grow at a CAGR of 51.27% to touch Rs. 9259 Crore by the end of the year 2009.
-€¢  E-travel bookings segment forms the largest chunk of the total B2C e-commerce market. This will grow at a CAGR of 46.88% to touch Rs. 3760 Crore by the end of the year 2009.

B2B E-Commerce industry:
Size (India) in Rs crore: (for the year 2005-06):

Messages in the Data:
-€¢  Overall B2B e-commerce market in India will grow at a CAGR of 52.63% to touch Rs. 13550 Crore by the end of the year 2009.
-€¢  E-procurement segment will grow fastest at a CAGR of 50.93% to touch Rs. 12100 Crore by the end of the year 2009.
-€¢  Revenue figures have been calculated purely on the basis of the revenue models followed by the portals and does not include the actual value of the transactions.
-€¢  E-sourcing portal includes pure players and as well as players, who executes any online function, which directly or indirectly aids the sourcing function of their company.